CN204825928U - Excavation supporting - Google Patents
Excavation supporting Download PDFInfo
- Publication number
- CN204825928U CN204825928U CN201520617626.7U CN201520617626U CN204825928U CN 204825928 U CN204825928 U CN 204825928U CN 201520617626 U CN201520617626 U CN 201520617626U CN 204825928 U CN204825928 U CN 204825928U
- Authority
- CN
- China
- Prior art keywords
- foundation ditch
- slope
- foundation pit
- foundation
- supporting structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Revetment (AREA)
Abstract
The utility model discloses an excavation supporting, the foundation ditch by upper portion put sloping foundation ditch, the perpendicular foundation ditch in lower part constitutes, sloping foundation ditch is put on upper portion is domatic with putting of the slope formation set for from foundation ditch surface, the perpendicular foundation ditch in lower part is in order to be located the cement stirring stake that the peripheral a plurality of of foundation ditch was arranged according to a determining deviation is supporting, be equipped with the I -steel in the cement stirring stake, upper portion put sloping foundation ditch with the surface of the perpendicular foundation ditch in lower part all is equipped with the suspended net region, and is right the regional shotcrete of suspended net forms a concrete layer, the utility model provides a problem among the prior art, has provided one kind and has provided the excavation supporting of the foundation ditch degree of depth about 10m, adopt the mode that partial cement stirring stake and part put the slope, can show reduce project cost, can guarantee the engineering quality moreover.
Description
Technical field
The utility model relates to building operations foundation pit supporting construction, refers to a kind of pattern foundation pit supporting structure especially.
Background technology
The form that modern architecture Large Foundation Pit usually adopts steel concrete soldier pile and inner support beam etc. to combine, often the adopt mode of putting slope excavation very open for place is constructed.And when project site is less, and supporting depth is when about 10m, if adopt steel concrete soldier pile cost too high, because place restriction can not put again slope on a large scale, therefore needs the new pattern foundation pit supporting structure form proposing a kind of economy.
Utility model content
The utility model solves the problems of the prior art, proposes the pattern foundation pit supporting structure of a kind of foundation depth at about 10m, adopts part of cement agitation pile and part to put the mode on slope, significantly can reduce construction costs, and can ensure workmanship.
For achieving the above object, the utility model provides a kind of pattern foundation pit supporting structure, described foundation ditch puts slope foundation ditch by top, lower vertical foundation pit is formed, it is domatic with putting of the gradient set formation from foundation ditch surface that slope foundation ditch is put on described top, described lower vertical foundation pit with several cement mixing piles arranged according to a determining deviation being positioned at described foundation ditch periphery for supporting, i iron is provided with in described cement mixing pile, the external surface that slope foundation ditch and described lower vertical foundation pit are put in described top is equipped with linked network region, sprays logical concrete form a layer of concrete to described linked network region.
Preferably, the bottom of described cement mixing pile embeds 2m ± 0.2m bottom described foundation ditch, the long 7m of stake.
Preferably, described top is put putting of slope foundation ditch and is domaticly provided with discharge opening.
Preferably, the bottom of described foundation ditch is provided with gutter.
Preferably, the top, slope that slope foundation ditch is put on described top is concordant with ground, and top, described slope is provided with a catchwater.
Preferably, described lower vertical foundation pit is provided with several soil nailings vertically and horizontally arranged at a certain distance.
Preferably, the described coagulate layer thickness on the foundation ditch of slope is put on described top is 5cm.
Preferably, the described coagulate layer thickness in described lower vertical foundation pit is 8cm.
The utility model adopts part of cement agitation pile and part to put the mode on slope, significantly can reduce construction costs, and can workmanship be ensured, the periphery of i iron bracing reinforcement lower vertical foundation pit is added with cement mixing pile interval, can effectively prevent the lateral pressure because of the soil body from causing foundation pit collapse, effective for pattern foundation pit supporting structure, foundation ditch is stablized, be out of shape little, put slope foundation ditch and lower vertical foundation pit to top to carry out m esh-hanging sprayed concrete and form layer of concrete, it has certain waterproof effect, lower vertical foundation pit injects soil nailing, the protection effect of further reinforcement foundation ditch.
Accompanying drawing explanation
Fig. 1 is the utility model part plan schematic diagram;
Fig. 2 is the AA sectional view of Fig. 1.
Description of reference numerals: slope foundation ditch 1 is put on top; Lower vertical foundation pit 2; Put domatic 3; Cement mixing pile 4; I iron 5; Linked network region 6; Discharge opening 7; Gutter 8; Soil nailing 9; Catchwater 10.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment one:
Referring to figs. 1 through 2, a kind of pattern foundation pit supporting structure, described foundation ditch puts slope foundation ditch 1 by top, lower vertical foundation pit 2 is formed, described top put slope foundation ditch be from foundation ditch surface with the gradient set formed put domatic 3, sloping coefficient is 1:1.5, described lower vertical foundation pit is support to be positioned at several cement mixing piles 4 arranged according to a determining deviation of described foundation ditch periphery, i iron 5 is provided with in described cement mixing pile, i iron is No. 18 i iron, the external surface that slope foundation ditch and described lower vertical foundation pit are put in described top is equipped with linked network region 6, one layer of concrete is formed to described linked network area spray concrete, slope foundation ditch is put to described top and the exposed soil body of described lower vertical foundation pit adopts steel mesh reinforcement to add the process of pneumatically placed concrete, C20 High Pressure Reinforced Concrete is adopted to spray, the described top described coagulate layer thickness put on the foundation ditch of slope is 5cm, described coagulate layer thickness in lower vertical foundation pit is 8cm.
The bottom of described cement mixing pile embeds 2m ± 0.2m bottom described foundation ditch, the long 7m of stake, and the degree of depth that the bottom of described i iron embeds bottom foundation ditch is not less than 2m, and length is 7m.When cement mixing pile driving construction is complete, under the state that cement mixing pile does not solidify, i iron is driven in cement mixing pile.
Described top is put putting of slope foundation ditch and is domaticly provided with discharge opening 7, and object is that the water put on top in the foundation ditch of slope is discharged from this discharge opening, prevents avalanche.
The bottom of described foundation ditch is provided with gutter 8, and the water bottom foundation ditch is discharged from this gutter, and the top, slope that slope foundation ditch is put on described top is concordant with ground, and top, described slope is provided with a catchwater 10, prevents ground water from flowing to top and puts in the foundation ditch of slope.
Described lower vertical foundation pit is provided with several soil nailings vertically and horizontally arranged at a certain distance 9.The supporting effect of further reinforcement foundation ditch.
The utility model construction method:
One, slope excavation is put
From foundation ditch surface, put domatic to put ratio of slope for 1:1.5 forms one-level from top to bottom, put domatic excavation complete after carry out reinforcing bar linked network, sprayed mortar, reserves discharge opening, forms top and puts slope foundation ditch, top is put between slope foundation ditch and lower vertical foundation pit and is provided with a platform, backs down establish a catchwater on slope.
Two, vertical cut
The first step: form bracing reinforcement with cement mixing pile at the periphery of lower vertical foundation pit; Stake long 7m, insert depth 2m;
Second step: when the cement mixing pile just processed also does not solidify, i iron is squeezed in cement mixing pile and reinforces further; I iron length is 7m, and bottom embedding foundation ditch, the degree of depth is not less than 2m;
3rd step: the side slope of lower vertical foundation pit is reinforced by the soil nailing made with steel mesh reinforcement;
4th step: lay steel mesh reinforcement on the side slope surface of lower vertical foundation pit, then spray a layer concrete and carry out supporting;
5th step: excavate one article of gutter bottom foundation ditch.
The utility model adopts part of cement agitation pile and part to put the mode on slope, significantly can reduce construction costs, and can workmanship be ensured, the periphery that I-shaped bracing members reinforces lower vertical foundation pit is added with cement mixing pile, can effectively prevent the lateral pressure because of the soil body from causing foundation pit collapse, effective for pattern foundation pit supporting structure, foundation ditch is stablized, be out of shape little, put slope foundation ditch and lower vertical foundation pit to top to carry out m esh-hanging sprayed concrete and form layer of concrete, it has certain waterproof effect, lower vertical foundation pit injects soil nailing, the protection effect of further reinforcement foundation ditch.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; everyly utilize in the utility model manual the equivalent structure or the conversion of equivalent flow process done; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. a pattern foundation pit supporting structure, it is characterized in that, described foundation ditch puts slope foundation ditch by top, lower vertical foundation pit is formed, it is domatic with putting of the gradient set formation from foundation ditch surface that slope foundation ditch is put on described top, described lower vertical foundation pit with several cement mixing piles arranged according to a determining deviation being positioned at described foundation ditch periphery for supporting, i iron is provided with in described cement mixing pile, the external surface that slope foundation ditch and described lower vertical foundation pit are put in described top is equipped with linked network region, forms a layer of concrete to described linked network area spray concrete.
2. a kind of pattern foundation pit supporting structure according to claim 1, is characterized in that: the bottom of described cement mixing pile embeds 2m ± 0.2m bottom described foundation ditch, the long 7m of stake.
3. a kind of pattern foundation pit supporting structure according to claim 1, is characterized in that: described top is put putting of slope foundation ditch and is domaticly provided with discharge opening.
4. a kind of pattern foundation pit supporting structure according to claim 1, is characterized in that: the bottom of described foundation ditch is provided with gutter.
5. a kind of pattern foundation pit supporting structure according to claim 1, is characterized in that: the top, slope that slope foundation ditch is put on described top is concordant with ground, and top, described slope is provided with a catchwater.
6. a kind of pattern foundation pit supporting structure according to claim 1, is characterized in that: described lower vertical foundation pit is provided with several soil nailings vertically and horizontally arranged at a certain distance.
7. a kind of pattern foundation pit supporting structure according to claim 1, is characterized in that: the described top described coagulate layer thickness put on the foundation ditch of slope is 5cm.
8. a kind of pattern foundation pit supporting structure according to claim 1, is characterized in that: the described coagulate layer thickness in described lower vertical foundation pit is 8cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520617626.7U CN204825928U (en) | 2015-08-17 | 2015-08-17 | Excavation supporting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520617626.7U CN204825928U (en) | 2015-08-17 | 2015-08-17 | Excavation supporting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204825928U true CN204825928U (en) | 2015-12-02 |
Family
ID=54683544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520617626.7U Expired - Fee Related CN204825928U (en) | 2015-08-17 | 2015-08-17 | Excavation supporting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204825928U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756070A (en) * | 2016-05-04 | 2016-07-13 | 山东大学 | Assembled type foundation pit supporting and protecting structure system based on prefabricated members |
| CN108005085A (en) * | 2017-12-04 | 2018-05-08 | 广东中南建设有限公司 | Foundation pit supporting construction and its construction method |
| CN108035359A (en) * | 2017-12-27 | 2018-05-15 | 中国电建集团中南勘测设计研究院有限公司 | A kind of slope excavating method |
| CN110725323A (en) * | 2019-10-19 | 2020-01-24 | 湖北广元岩土工程有限公司 | Foundation pit supporting structure and construction method |
| CN113605414A (en) * | 2021-07-28 | 2021-11-05 | 中国十七冶集团有限公司 | Construction method for side slope of sand-faced soil foundation pit |
-
2015
- 2015-08-17 CN CN201520617626.7U patent/CN204825928U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756070A (en) * | 2016-05-04 | 2016-07-13 | 山东大学 | Assembled type foundation pit supporting and protecting structure system based on prefabricated members |
| CN105756070B (en) * | 2016-05-04 | 2018-01-12 | 山东大学 | A kind of Fabricated Structure for Support of Excavation system based on prefabricated components |
| CN108005085A (en) * | 2017-12-04 | 2018-05-08 | 广东中南建设有限公司 | Foundation pit supporting construction and its construction method |
| CN108035359A (en) * | 2017-12-27 | 2018-05-15 | 中国电建集团中南勘测设计研究院有限公司 | A kind of slope excavating method |
| CN110725323A (en) * | 2019-10-19 | 2020-01-24 | 湖北广元岩土工程有限公司 | Foundation pit supporting structure and construction method |
| CN113605414A (en) * | 2021-07-28 | 2021-11-05 | 中国十七冶集团有限公司 | Construction method for side slope of sand-faced soil foundation pit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204825928U (en) | Excavation supporting | |
| CN103306289B (en) | Foundation pit piled anchor dado concrete anchor cable top beam structure and construction method thereof | |
| CN103452120B (en) | A kind of stake apical cap girder construction of the high-strength Prestressed Pipe Pile for pattern foundation pit supporting structure and construction method thereof | |
| CN109594568B (en) | Rock slope ecological protection structure and method thereof | |
| CN104818711A (en) | Anti-liquefaction three-dimensional drainage rigid pile and construction method thereof | |
| CN101565949A (en) | Forming method of large shallow foundation pit with soft soil foundation | |
| CN105155550A (en) | Construction method for digging deep foundation pit in large-thickness highly weathered sandstone stratum in combined supporting mode | |
| CN102912798A (en) | Compound soil nail wall foundation pit supporting method | |
| CN102864780A (en) | Supporting structure and supporting method of foundation pit | |
| CN102330436B (en) | Composite retaining structure and composite retaining method for half geotechnical layer ultradeep round spiral flow tank | |
| CN106013171A (en) | Semi-rigid and semi-flexible support structure and method for deep foundation pit side wall | |
| CN103362131A (en) | Composite bamboo rib combined bolting and shotcrete support for foundation pit supporting and construction method of composite bamboo rib combined bolting and shotcrete support | |
| CN105649092A (en) | Slope supporting method for crumbly strata | |
| CN201228356Y (en) | Pit anchored pile-anchor breast wall concrete middle beam structure | |
| CN206408630U (en) | Anchor head is placed in the Pile-Anchor Supporting for Deep Excavation system of pile body | |
| CN209723033U (en) | Pipe jacking working well applicable to desert waterless sand layer area | |
| CN103334450B (en) | Construction method of pile precast slab retaining wall with drainage ditch | |
| CN204780990U (en) | Combined type retaining wall structure | |
| CN103758132A (en) | Construction technology of cantilever piling and supporting structure combined with sloping | |
| CN203768914U (en) | Foundation pit bracing diagonal support pile structure | |
| CN202509502U (en) | Soft soil area composite soil nailing wall | |
| CN108222030A (en) | The lattice safeguard structure and construction method of a kind of not equidistant dregs side slope of transverse direction | |
| CN205804367U (en) | A kind of construction prefabricated components assembling structure | |
| CN207405632U (en) | The cantilever supporting structure of anchor after a kind of band | |
| CN214460477U (en) | Combined foundation pit support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Sihua Inventor after: Huang Ruizhi Inventor after: Zhang Huaijing Inventor before: Li Yuqing Inventor before: Qian Heping Inventor before: Lv Changyin Inventor before: Song Renjun Inventor before: Zheng Changhu |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160104 Address after: 518131 Guangdong province Shenzhen city Longhua District Street Jinshang commercial building Meiji Meiji Road No. 1A 6B Patentee after: SHENZHEN DIANHANHAO CONSTRUCTION ENGINEERING Co.,Ltd. Address before: Jiangyan District of Jiangsu city in Taizhou Province South 225500 West Road No. 888 Patentee before: JIANGSU WANBANG CONSTRUCTION GROUP CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |